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144137301 = 3711672139
BaseRepresentation
bin10001001011101…
…01110001010101
3101001012221012120
420211311301111
5243344343201
622145210153
73400101240
oct1045656125
9331187176
10144137301
11743a8540
1240330959
1323b28559
1415200257
15c9c2536
hex8975c55

144137301 has 48 divisors (see below), whose sum is σ = 244984320. Its totient is φ = 73228320.

The previous prime is 144137299. The next prime is 144137303. The reversal of 144137301 is 103731441.

144137301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (144137299) and next prime (144137303).

It is not a de Polignac number, because 144137301 - 21 = 144137299 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144137303) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1036890 + ... + 1037028.

It is an arithmetic number, because the mean of its divisors is an integer number (5103840).

Almost surely, 2144137301 is an apocalyptic number.

144137301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

144137301 is a deficient number, since it is larger than the sum of its proper divisors (100847019).

144137301 is a wasteful number, since it uses less digits than its factorization.

144137301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 144137301 is about 12005.7195119660. The cubic root of 144137301 is about 524.3148140784.

Adding to 144137301 its reverse (103731441), we get a palindrome (247868742).

The spelling of 144137301 in words is "one hundred forty-four million, one hundred thirty-seven thousand, three hundred one".

Divisors: 1 3 7 11 21 33 67 77 139 201 231 417 469 737 973 1407 1529 2211 2919 4489 4587 5159 9313 10703 13467 15477 27939 31423 32109 49379 65191 94269 102443 148137 195573 307329 345653 623971 717101 1036959 1871913 2151303 4367797 6863681 13103391 20591043 48045767 144137301